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【单选题】
下列设备中,哪个电气设备属于输入控制类型? ( )A.
继电器
B.
电磁阀
C.
选择开关
D.
驱动放大器
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举一反三
【单选题】Which statement is the main idea of the third paragraph? Which statement is the main idea of paragraph 3?
A.
Temperature will continue to rise.
B.
There will be great change in our environment.
C.
Future generations will live a different life.
【单选题】Which statement is the main idea of the second paragraph? Which statement is the main idea of paragraph 2?
A.
Human activities producing more wealth leads to global warming.
B.
Some vested interest groups don't want to stop such human activities.
C.
Prospects look bleak as no real efforts are made.
【简答题】全口义齿工艺技术
【简答题】集装作业就是集装箱作业。( )
【单选题】Which statement is the main idea of paragraph 1? Which statement is the main idea of the first paragraph?
A.
It is difficult to predict climate change.
B.
Human activities are resposible for global warming.
C.
There is a dispute about global warming.
【单选题】Which statement about Belgium is NOT true
A.
Which statement about Belgium is NOT true？ A.it is twice as big as Beijing.
B.
it has two major ethnic groups.
C.
it has gone through quite a few threats of division.
D.
it has no government
【简答题】由注射青霉素引起的休克属于
【简答题】斜切口连杆定位运用最为广泛的是( )
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